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Which of the following command is used to display the level of CPU activity in Linux?

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Which of the following command is used to display the level of CPU activity in Linux?

(a) sep

(b) sav

(c) sar

(d) None of the mentioned

The question was asked during an interview for a job.

My query is from Baseline Measurements in division Abstraction and Virtualization Layer and Capacity Planning of Cloud Computing

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Best answer
Correct choice is (c) sar

Best explanation: sar is installed in Linux as part of the sysstat package.

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